Dongxu Han, Baojiang Zhong. Edge Thinning Algorithm Based on Gradient Mask Filter[J]. Laser & Optoelectronics Progress, 2020, 57(18): 181016

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- Laser & Optoelectronics Progress
- Vol. 57, Issue 18, 181016 (2020)
![Comparison of thinning results based on different edge features. (a)(b) EPM[14]; (c)(d) gradient images[7]; (e)(f) GMF](/Images/highlights-null.jpg)
Fig. 1. Comparison of thinning results based on different edge features. (a)(b) EPM[14]; (c)(d) gradient images[7]; (e)(f) GMF

Fig. 2. Framework of edge thinning algorithm based on GMF

Fig. 3. Comparison of edge detection results of different algorithms. (a) Original images; (b) GT; (c) Canny; (d) HED; (e) HED+GMF; (f) DeepEdge+SEDT; (g) DeepEdge+GMF; (h) RCF; (i) RCF+GMF

Fig. 4. Subjective evaluation results of different algorithms. (a) DeepEdge+SEDT; (b) DeepContour+SEDT; (c) HED+SEDT; (d) RCF+SEDT; (e) DeepEdge+GMF; (f) DeepContour+GMF; (g) HED+GMF; (h) RCF+GMF
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Table 1. Average statistical results of different algorithms
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Table 2. Comparison of edge detection results between RCF[14] and RCF+GMF

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